
Danville
- County:
- Vermilion County
- County Seat:
- Yes
- Area (mi²):
- 17.856
- State:
- Illinois
Danville is a city located in Vermilion County, Illinois. Danville has a 2025 population of 27,590. It is also the county seat of Vermilion County. Danville is currently declining at a rate of -1.1% annually and its population has decreased by -5.29% since the most recent census, which recorded a population of 29,130 in 2020.
The average household income in Danville is $63,431 with a poverty rate of 25.07%. The median age in Danville is 38.9 years: 37.9 years for males, and 40.1 years for females.